diff --git a/billing-subscription.mjs b/billing-subscription.mjs
index 6563256..3ae91c1 100644
--- a/billing-subscription.mjs
+++ b/billing-subscription.mjs
@@ -775,7 +775,7 @@ export function createSubscriptionService(pool, { getPlanAsync = null } = {}) {
         userId,
         delta: ledgerDelta,
         balanceAfter: quota.unlimited ? null : quota.remaining,
-        reason: 'admin_set',
+        reason: 'admin_adjust',
         operatorId,
         note,
       });